HP ZBook 14 Mobile Workstation, HP EliteBook 740 G1, HP EliteBook 840 G1, HP EliteBook 750 G1, HP EliteBook 850 G1 Notebook PC Maintenance and Service Guide

b. UMA models:
Thermal paste is used on the system board component (1) and on the heat sink area (2) that
services it.
Reverse this procedure to install the heat sink.
Component replacement procedures 91